Mình có một cây nokia 6720c up fw bị mất nguồn mở nguồn lên chỉ rung 1 cái thôi không lên hình nữa. Mình chuyển sang chế độ mất nguồn để flash nhưng không được nó chỉ chạy được: Mình up bằng cáp với phonenix 2011. Flashing startedCreating product data items list Product data items list created Backup not required Flashing phone Initializing Scanning image files... Waiting for USB device... Loading secondary boot code: 15168 bytes Secondary boot loaded BB Asic Index is: 00 Asic ID is: 000000030000022600010007600C192102011104 BB Asic Index is: 00 EM Asic ID is: 00000C34 BB Asic Index is: 00 EM Asic ID is: 00000C30 BB Asic Index is: 00 Public ID is: 11D001114B34034456B93642B7DE07A126B8CF5E BB Asic Index is: 00 Asic Mode ID: 00 BB Asic Index is: 00 Hash: 25B977A055BE9B5DEC0C38A2A279C695 BB Asic Index is: 00 ROM ID: 3E273BF637BE26FA BB Asic Index is: 00 Device type is: 05 Device Index is: 00 Manufacturer code: 0000 Device ID: 0000 Extended device ID: 0000 Revision ID: 0000 BB Asic Index is: 00 Device type is: 04 Device Index is: 00 Manufacturer code: FFFF Device ID: 0000 Extended device ID: 0000 Revision ID: 0000 BB Asic Index is: 00 Device type is: 00 Device Index is: 00 Manufacturer code: 0000 Device ID: 0000 Extended device ID: 0000 Revision ID: 0000 BB Asic Index is: 00 Device type is: 00 Device Index is: 01 Manufacturer code: 0000 Device ID: 0001 Extended device ID: 0000 Revision ID: 0000 BB Asic Index is: 00 Device type is: 03 Device Index is: 00 Manufacturer code: 00EC Device ID: 0040 Extended device ID: 0000 Revision ID: 0121 Loading update server code: 812840 bytes Update server loaded Asic CMT: Start programming 134854 KB... Asic CMT: Programming data sent: 0% Asic CMT: Programming data sent: 10% Asic CMT: Programming data sent: 20% Asic CMT: Programming data sent: 30% Asic CMT: Programming data sent: 40% Asic CMT: Programming data sent: 50% Asic CMT: Programming data sent: 60% Asic CMT: Programming data sent: 70% Asic CMT: Programming data sent: 80% Asic CMT: Programming data sent: 90% Asic CMT: Programming data sent: 100% Programming complete Asic CMT: Verifying communication to device... Waiting for communication response: 25 Waiting for communication response: 24 Waiting for communication response: 23 Waiting for communication response: 22 Waiting for communication response: 21 Waiting for communication response: 20 Waiting for communication response: 19 Waiting for communication response: 18 Waiting for communication response: 17 Waiting for communication response: 16 Waiting for communication response: 15 Waiting for communication response: 14 Waiting for communication response: 13 Waiting for communication response: 12 Waiting for communication response: 11 Waiting for communication response: 10 Waiting for communication response: 9 Waiting for communication response: 8 Waiting for communication response: 7 Waiting for communication response: 6 Waiting for communication response: 5 Waiting for communication response: 4 Waiting for communication response: 3 Waiting for communication response: 2 Waiting for communication response: 1 Error 0x8401F121 communicating to phone. Unable to verify comm. Starting to recover the phone Recovering phone Initializing Warning: Unable to communicate to product after flashing Scanning image files... ERROR: Unable to detect device 0x8401F145. Check USB connection ERROR: Product recovery failed Unable to set the phone to flash mode. Unable to flash. Starting to recover the phone Recovering phone Initializing Scanning image files... ERROR: Unable to detect device 0x8401F145. Check USB connection ERROR: Product recovery failed Unable to set the phone to flash mode. Unable to flash. Starting to recover the phone Recovering phone Initializing Scanning image files... ERROR: Unable to detect device 0x8401F145. Check USB connection ERROR: Product recovery failed Unable to set the phone to flash mode. Unable to flash. Starting to recover the phone Recovering phone Initializing Scanning image files... ERROR: Unable to detect device 0x8401F145. Check USB connection ERROR: Product recovery failed Unable to set the phone to flash mode. Unable to flash. Starting to recover the phone Recovering phone Initializing Scanning image files... ERROR: Unable to detect device 0x8401F145. Check USB connection ERROR: Product recovery failed Unable to set the phone to flash mode. Unable to flash. Starting to recover the phone Recovering phone Initializing Scanning image files... Unable to set the phone to flash mode. Unable to flash. All operations completed Product flashing aborted anh em nào biết cách cứu máy này lên em thành thật cảm ơn rất nhiều.